Finding the Fourth Proportional to 973,552,305.23, 1,343,506,859.34 and 527,515,551.54
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Solution
The fourth proportional to 973,552,305.23, 1,343,506,859.34 and 527,515,551.54 is: 727,973,995.95
Step by Step Solution
- Step 1: Write the proportion equation
973,552,305.23 : 1,343,506,859.34 = 527,515,551.54 : x - Step 2: Convert to fraction form
973,552,305.23/1,343,506,859.34 = 527,515,551.54/x - Step 3: Cross multiply
973,552,305.23x = 1,343,506,859.34 × 527,515,551.54 - Step 4: Simplify right side
973,552,305.23x = 708,720,761,900,561,408 - Step 5: Solve for x
x = 708,720,761,900,561,408/973,552,305.23 - Step 6: Final answer
x = 727,973,995.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.